All 3 companies
A–Z by legal name| Company | Registry number | Registered | Status | City |
|---|---|---|---|---|
| AMERICAN HYDRO-SURGICAL INSTRUMENTS, INC. | FB018277 | 1995-09-29 | Revoked | BALTIMORE |
| SYLVAN LEARNING SYSTEMS, INC. | FB017822 | 1995-04-21 | Revoked | BALTIMORE |
| SYNAGRO-WWT, INC. | FB017998 | 1995-06-23 | Active | Baltimore |